Note 7 - Subsequent Events (Details Textual) - Revolving Credit Facility [Member] - Susser Bank, National Association [Member] - USD ($)		3 Months Ended
	May 10, 2024	Mar. 31, 2024	May 05, 2023
Line of Credit Facility, Maximum Borrowing Capacity			$ 1,500,000
Line of Credit Facility, Borrowing Base, Percent of Receivables			80.00%
Debt Instrument, Interest Rate, Effective Percentage		8.50%
Debt Instrument, Interest Rate, Minimum Interest Rate Required			3.50%
Line of Credit Facility, Line of Credit Facility, Loan Origination Fee		0.50%
Line of Credit Facility, Minimum Liquidity Threshold			$ 1,500,000
Subsequent Event [Member]
Line of Credit Facility, Maximum Borrowing Capacity	$ 1,500,000
Line of Credit Facility, Borrowing Base, Percent of Receivables	80.00%
Debt Instrument, Interest Rate, Effective Percentage	8.50%
Debt Instrument, Interest Rate, Minimum Interest Rate Required	3.50%
Line of Credit Facility, Line of Credit Facility, Loan Origination Fee	0.50%
Line of Credit Facility, Minimum Liquidity Threshold	$ 1,500,000